MAC prefix B0:7A:A4
Guangzhou Punp Electronics Manufacturing Co., Ltd.
| Vendor | Guangzhou Punp Electronics Manufacturing Co., Ltd. |
|---|---|
| Short name | GuangzhouPun |
| Prefix | B0:7A:A4/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | B0:7A:A4:00:00:00 – B0:7A:A4:FF:FF:FF |
| Notations | B0:7A:A4:00:00:00B0-7A-A4-00-00-00b07a.a400.0000B07AA4000000 |
Frequently asked questions
Which vendor does MAC address B0:7A:A4 belong to?
MAC addresses starting with B0:7A:A4 are assigned to Guangzhou Punp Electronics Manufacturing Co., Ltd. according to the IEEE registry (prefix length 24 bits).
How many addresses does block B0:7A:A4 contain?
The block contains 16,777,216 addresses from B0:7A:A4:00:00:00 to B0:7A:A4:FF:FF:FF.
Is B0:7A:A4 a unicast or multicast address?
The least significant bit of the first byte is 0 – it is a unicast address. The U/L bit is 0, so the address is globally unique (universally administered).
How do I find the MAC address of my device?
On Linux use ip link, on Windows getmac /v or ipconfig /all, on macOS ifconfig. Note: phones and recent operating systems often use random, locally administered addresses on Wi-Fi.